yield可以作为变量名吗？
yield不可以作变量名
例句
1.
The climate has grown more equable and the crop yields have risen.
天气变得更加温和，粮食产量也已经提高。
2.
Polluted water lessens crop yields.
受污染的水源会降低农作物产量。
3.
The company's plan supposes a steady increase in wheat yield.
公司的这个计划假定小麦产量会稳定增加。
